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1. <br /> r+ r <br /> December 12, 1990 <br /> Subsurface Investigation AGS 38012.5 <br /> Former Unocal Station No. 2859, Stockton, California <br /> ro <br /> TABLE 3 <br /> CONCENTRATIONS OF HYDROCARBONS IN 5GTL AND �1T.TER SAMPLES <br /> g.y Former Unocal Service Station N 2859 <br /> 1665 Pacific Avenue <br /> Stockton, California <br /> (June, 1988) <br /> [Num:ber <br /> aple Depth Ethyl- Total <br /> rr, (Feet) TPHg Benzene Toluene benzene Xylenes <br /> <0.05 <0.05 <0.05 <0.05 <br /> 5-�B1 25 <2 2.70 2.11 <br /> 0-82 20 8 0.10 0.31 7.83 <br /> 5-B2 25 28 0.55 1.24 13.99 <0.05 <br /> �5-25-B3 25 <br /> <2 <0.05 <0.05 X0.05 <br /> <0.5 <0.5 <0.5 <0.5 <br /> W--33-MW1 <20 000 25,000 <br /> W-33-MW2 99,000 5,700 48,800 5r 1.6 <br /> IW-33-MW3 170 1.0 <0.5 <0.5 <br /> Results of soil in parts per million (ppm) <br /> Results of water in parts per billion (ppb) <br /> iTPHg = Total petroleum hydrocarbons as gasoline <br /> r < = Below detection limit for the method used. <br /> 5-25-B3 <br /> I I Soil boring number <br /> L Sample depth in feet below surface. <br /> Soil sample <br /> W-33`-MW3 <br /> I L Water sample inmbeetcbelectsurfaceune 6, 1988- <br /> 1111 Sample dep <br /> Water <br /> 8 <br /> �Pi�/it'd laeoSy�tem� <br />